diff --git a/comp_sci_fundamentals_and_history/README.md b/comp_sci_fundamentals_and_history/README.md
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--- a/comp_sci_fundamentals_and_history/README.md
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 ## Computer Science Fundamentals and History
 
 * "Turing, On computable numbers, with an application to the Entscheidungsproblem" by Alan Turing
-  * As a PDF: [Turing, On computable numbers, with an application to the Entscheidungsproblem](https://www.cs.virginia.edu/~robins/Turing_Paper_1936.pdf)  
+  * As a PDF: [Turing, On computable numbers, with an application to the Entscheidungsproblem](https://www.cs.virginia.edu/~robins/Turing_Paper_1936.pdf)
   * As a collection of single images: [Turing, On computable numbers, with an application to the Entscheidungsproblem](http://www.turingarchive.org/browse.php/B/12) by Alan Turing
 * [Mealy, A Method for Synthesizing Sequential Circuits] (http://www3.alcatel-lucent.com/bstj/vol34-1955/articles/bstj34-5-1045.pdf) by George H. Mealy
 * :scroll: [Back to the Future - The Story of Squeak, A Practical Smalltalk Written in Itself](story-of-squeak-a-practical-smalltalk-written-in-itself.pdf) by Dan Ingalls, Ted Kaehler, John Maloney, Scott Wallace & Alan Kay
 * :scroll: [Recursive Functions of Symbolic Expressions and Their Computation by Machine, Part I](recursive-functions-of-symbolic-expressions-and-their-computation-by-machine-parti.pdf) by John McCarthy
-* :scroll: [An Axiomatic Basis for Computer Programming](axiomatic-basis-computer-programming.pdf) by C. A. R. HOARE 
+* :scroll: [An Axiomatic Basis for Computer Programming](axiomatic-basis-computer-programming.pdf) by C. A. R. HOARE
 * [On the Computational Complexity of Algorithims](http://www.ams.org/journals/tran/1965-117-00/S0002-9947-1965-0170805-7/S0002-9947-1965-0170805-7.pdf) by J. HARTMANIS AND R. E. STEARNS
 * :scroll: [Hints for Computer System Design](hints-for-computer-system-design.pdf)
+* :scroll: [Early Lisp History: 1956-1959](early-lisp-history-1956-1959-herbert-stoyan-html-rendering.pdf) by Herbert Stoyan. This is a pdf rendering of the HTML page available at Archive.org.
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diff --git a/security/README.md b/security/README.md
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 ## Security 
 
 * [Reflections on Trusting Trust (1984)](http://www.ece.cmu.edu/~ganger/712.fall02/papers/p761-thompson.pdf)
-* [Internet Census via Insecure Routers (2012)](http://internetcensus2012.bitbucket.org/paper.html)
+* [Internet Census via Insecure Routers (2012)](https://internetcensus2012.bitbucket.io/paper.html)
 * [Looking inside the (Drop) Box (2013)](https://www.usenix.org/system/files/conference/woot13/woot13-kholia.pdf)
 * [Making Programs Forget: Enforcing Lifetime For Sensitive Data (2011)](https://www.usenix.org/events/hotos11/tech/final_files/Kannan.pdf)
 * [Breach: Reviving The Crime Attack (2013)](http://breachattack.com/resources/BREACH%20-%20SSL,%20gone%20in%2030%20seconds.pdf)